Tleubergenov, M. I.; Azhymbaev, D. T. On the solvability of stochastic Helmholtz problem. (English. Russian original) Zbl 1467.34056 J. Math. Sci., New York 253, No. 2, 297-305 (2021); translation from Neliniĭni Kolyvannya 22, No. 3, 398-405 (2019). Reviewer: Narahari Parhi (Bhubaneswar) MSC: 34F05 34A55 PDFBibTeX XMLCite \textit{M. I. Tleubergenov} and \textit{D. T. Azhymbaev}, J. Math. Sci., New York 253, No. 2, 297--305 (2021; Zbl 1467.34056); translation from Neliniĭni Kolyvannya 22, No. 3, 398--405 (2019) Full Text: DOI
Kuznetsov, Nikolaĭ G. Mean value properties of harmonic functions and related topics (a survey). (English. Russian original) Zbl 1431.31001 J. Math. Sci., New York 242, No. 2, 177-199 (2019); translation from Probl. Mat. Anal. 99, 3-21 (2019). MSC: 31B05 35B30 31-02 PDFBibTeX XMLCite \textit{N. G. Kuznetsov}, J. Math. Sci., New York 242, No. 2, 177--199 (2019; Zbl 1431.31001); translation from Probl. Mat. Anal. 99, 3--21 (2019) Full Text: DOI arXiv
Islamov, G. G. Spectral problem for the curl of a vector field in a nonorthogonal coordinate system. (English. Russian original) Zbl 1428.78007 J. Math. Sci., New York 241, No. 4, 430-447 (2019); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 140, 50-67 (2017). MSC: 78A25 83C50 35J05 35P05 34L10 PDFBibTeX XMLCite \textit{G. G. Islamov}, J. Math. Sci., New York 241, No. 4, 430--447 (2019; Zbl 1428.78007); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 140, 50--67 (2017) Full Text: DOI
Marmolejo-Olea, Emilio; Mitrea, I.; Mitrea, D.; Mitrea, M. Radiation conditions and integral representations for Clifford algebra-valued null-solutions of the Helmholtz operator. (English. Russian original) Zbl 1395.78015 J. Math. Sci., New York 231, No. 3, 367-472 (2018); translation from Probl. Mat. Anal. 91, 79-167 (2015). MSC: 78A25 35Q60 30G35 35J05 78-02 15A66 PDFBibTeX XMLCite \textit{E. Marmolejo-Olea} et al., J. Math. Sci., New York 231, No. 3, 367--472 (2018; Zbl 1395.78015); translation from Probl. Mat. Anal. 91, 79--167 (2015) Full Text: DOI
Demidov, A. S. On the minimum of continuous functionals of derivatives for a harmonic function parametrized by its desired level line and/or other boundary data. (English) Zbl 1133.31001 J. Math. Sci., New York 139, No. 6, 7047-7063 (2006). Reviewer: Vasile Ionescu (Bucureşti) MSC: 31A05 49J20 76M30 76B75 PDFBibTeX XMLCite \textit{A. S. Demidov}, J. Math. Sci., New York 139, No. 6, 7047--7063 (2006; Zbl 1133.31001) Full Text: DOI
Filippov, V. M.; Savchin, V. M.; Shorokhov, S. G. Variational principles for nonpotential operators. (English. Russian original) Zbl 0835.58012 J. Math. Sci., New York 68, No. 3, 275-398 (1994). MSC: 58E30 58-02 34A34 47H99 47N20 49S05 49R50 70H05 PDFBibTeX XMLCite \textit{V. M. Filippov} et al., J. Math. Sci., New York 68, No. 3, 275--398 (1992; Zbl 0835.58012) Full Text: DOI